Finding the Fourth Proportional to 471,848.52, 707,768.40 and 191,299.08
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Solution
The fourth proportional to 471,848.52, 707,768.40 and 191,299.08 is: 286,946.84
Step by Step Solution
- Step 1: Write the proportion equation
471,848.52 : 707,768.40 = 191,299.08 : x - Step 2: Convert to fraction form
471,848.52/707,768.40 = 191,299.08/x - Step 3: Cross multiply
471,848.52x = 707,768.40 × 191,299.08 - Step 4: Simplify right side
471,848.52x = 135,395,443,773.07 - Step 5: Solve for x
x = 135,395,443,773.07/471,848.52 - Step 6: Final answer
x = 286,946.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.